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222-9+11+12:2*14+14 = ? ( )

## Toán Lớp 6: I- Perform the indicated operations: −2+4= −3+9 −7+10= −6+1= −5+8 = −9+7= −20+11= −12+18= 3+5–4= 2+1–6= 5−8–1= 7−10+1= 8+3–15= 5−6–

Toán Lớp 6: I- Perform the indicated operations:
−2+4= −3+9 −7+10=
−6+1= −5+8 = −9+7=
−20+11= −12+18= 3+5–4=
2+1–6= 5−8–1= 7−10+1=
8+3–15= 5−6–4= 1−7–4=
−3+6+1= −8+2+3= −10+4–6=
−9−3–1= −2−7+4= −20+11–6=
−5+14–8= −13−4+6= −30−80+40=
1+(−7)= 3 + (−10) = −2 + (−1) =
−1 + (−6) = −5 + (−5) = −4 + (−5) =
−10 + (−11) = −8 + (−4) = 1–(−2)=
3–(−1)= 3–(−5)= 6–(−4)=
9–(−2)= −1 – (−4) = −2 – (−1) =
−8 – (−3) = −5 – (−9) = −6–(−7)=
−15 – (−8) = −12 – (−30) = −11×3=
4×−15= −12 × −12 = −5×7=
9×−8= −7×−8= 12×−6=
4×−13 −11×10= −20×−6=
14×7 = −18 × −13 = 2×3×−2=
−3×2×5= −5×−6×2= 10×−3×−4=
−9×2×−2= −4×−3×−5= −8×−8×−2=
5×−4×−7= −10÷2= −12÷3=
−24÷4= −42÷6= 9÷−3=
21÷−7= −44 ÷ 11= −72÷9=

−10 ÷ (-5)= −28÷ 4= −30÷ −3=
−48 ÷ −8 −6 ÷ 6= 24÷ −3=
15 + 27 = __________ 27 + 15 = __________
27 + 0 = __________ 0 + 15 = __________
7 + __________ = 0 (-9) + __________ = 0
17 + (-17) = __________ (-7) + __________ = -5
(-9) – __________ = 15 (-17) – __________ = -4
(-9) – __________ = 3 -15 – 27 = )+__________
15 – 27 = __________ -15 – 0 = __________
0 – 27 = __________ 0 – (-27) = __________
(-8) – __________ = -3 __________ – (-5) = +13

1. Giải đáp+Lời giải và giải thích chi tiết:
2+4= 6
−3+9= 6
−7+10= 3
−6+1= -5
−5+8 = 3
−9+7= -2
−20+11= -9
−12+18= 6
3+5–4= 4
2+1–6= -3
5−8–1= -4
7−10+1= -2
8+3–15= -4
5−6–4= -5
1−7–4= -10
−3+6+1= 4
−8+2+3= -3
−10+4–6= -12
−9−3–1= -13
−2−7+4= -5
−20+11–6= -15
−5+14–8= 1
−13−4+6= -11
−30−80+40= -70
1+(−7)= -6
3 + (−10) = -7
−2 + (−1) = -3
−1 + (−6) = -7
−5 + (−5) = -10
−4 + (−5) = -9
−10 + (−11) = -21
−8 + (−4) = -12
1–(−2)= 3
3–(−1)= 4
3–(−5)= 8
6–(−4)= 10
9–(−2)= 11
−1 – (−4) = 3
−2 – (−1) = -1
−8 – (−3) = -5
−5 – (−9) = 4
−6–(−7)= 1
−15 – (−8) = -7
−12 – (−30) = 18
−11×3= -33
4×−15= -60
−12 × −12 = 144
−5×7= -35
9×−8= -72
−7×−8= 56
12×−6= -72
4×−13 −11×10= -162
−20×−6= 120
14×7 = 98
−18 × −13 = 234
2×3×−2= -12
−3×2×5= -30
−5×−6×2= 60
10×−3×−4= 120
−9×2×−2= 36
−4×−3×−5= -60
−8×−8×−2= -128
5×−4×−7= 140
−10÷2= -5
−12÷3= -4
−24÷4= -6
−42÷6= -7
9÷−3= -3
21÷−7= -3
−44 ÷ 11= -4
−72÷9= -8
−10 ÷ (-5)= 2
−28÷ 4= -7
−30÷ −3= 10
−48 ÷ −8 −6 ÷ 6= -7
24÷ −3= -8
15 + 27 = ___42_______
27 + 15 = ____42______
27 + 0 = ____27______
0 + 15 = ____15______
7 + ____(-7)______ = 0
(-9) + ____9______ = 0
17 + (-17) = ____0______
(-7) + ____12______ = -5
(-9) – ___(-24)_____ = 15
(-17) – ___(-13)_______ = -4
(-9) – ____(-12)______ = 3
-15 – 27 = ____-42______
15 – 27 = ____-12______
-15 – 0 = ____-15______
0 – 27 = ____-27______
0 – (-27) = ___27_______
(-8) – _____5_____ = -3
______7____ – (-5) = +13