Toán Lớp 5: Bài 4.
a) 34,84 + 187,86 + 112,14 + 165,16
……………………………………………………………………………………………………………………………………………………………….
b) 8901,5 + 384,72 + 283,38 + 98,5 + 15,28 + 16,62
…………………………………………………………………………………………………………………………
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Toán Lớp 5: Bài 4.
a) 34,84 + 187,86 + 112,14 + 165,16
……………………………………………………………………………………………………………………………………………………………….
b) 8901,5 + 384,72 + 283,38 + 98,5 + 15,28 + 16,62
…………………………………………………………………………………………………………………………
Comments ( 2 )
= (34,84+165,16) +(187,86+112,14)
= 200+300
= 500
b) 8901,5 + 384,72 + 283,38 + 98,5 + 15,28 + 16,62
= (8901,5+98,5) +(384,72+15,28) +(283,38+16,62)
= 9000+400+300
= 9700