问题
解答题
口算
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答案
80÷10=8, | 270÷45=6, | 96÷32=3, | 500×6=3000. | 0÷42×16=0, |
25×4=100, | 13×5=65, | 72+48=120, | 16×6=96, | 6×5÷5=6, |
240÷3=80, | 77÷11=7, | 20×50=1000, | 12×5=60, | 12-10÷2=7, |
45×20=900, | 27×3=81, | 48÷3=16, | 416÷4=104, | 40+25-12=53, |
80-26=54, | 420-70=350, | 420÷70=6, | 24×5=120, | 16+4×8=48, |
125×8=1000, | 54-28=26, | 650÷13=50, | 210-70=140, | (30-15)×20=300. |