帮帮忙,等于多少
1个回答
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758×20×5
=758×100
=75800
242+94+158
=242+158+94
=400+94
=494
9400÷25÷4
=9400÷(25×4)
=9400÷100
=94
(125+7)×8
=125×8+7×8
=1000+56
=1056
926-153-47
=926-(153+47)
=926-200
=726
43×24+24×57
=(43+57)×24
=100×24
=2400
16×25
=4×4×25
=4×100
=400
98×99+99×2
=(98+2)×99
=100×99
=9900
=758×100
=75800
242+94+158
=242+158+94
=400+94
=494
9400÷25÷4
=9400÷(25×4)
=9400÷100
=94
(125+7)×8
=125×8+7×8
=1000+56
=1056
926-153-47
=926-(153+47)
=926-200
=726
43×24+24×57
=(43+57)×24
=100×24
=2400
16×25
=4×4×25
=4×100
=400
98×99+99×2
=(98+2)×99
=100×99
=9900
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