四年级数学(四则混合运算)计算题与答案70+186+112+193=405+466-316-126=968-57-594+490=2×76+318-351=412÷4+141+107=984÷3-37-225=24×201÷18+195=623÷89×104-33=345+62+43×10=452+357-561÷33=659-180-2×27=124+2×181-328=699-155×2+467=876-330÷10-62=297+310÷31×20=518-28×48÷56=13×36+2×128=8×26-850÷17=388÷4-7×10=196+152+418-268=372-51+164+295=786-450-145-47=12×46-463+226=924÷7+252-109=7×19×3+355=382×11÷22-43=900÷25÷3+185=101+87+375÷3=795-450+120×3=497-309-837÷31=163+792÷12+435=539-40×4-20=465+2×8×21=15+875÷7÷5=985-448÷16×31=57×8+972÷12=231÷3+3×69=882÷14-756÷42=215+53-17+463=588-476+244-165=2×169+39+347=38×23-511-227=831÷3-41+361=4×5×42-499=352÷8×11+174=918÷3÷3-85=47+370-3×68=625-367+752÷8=33+3×54+128=120+534÷6-178=269-156÷13+361=182+35×69÷69=757-2×4×78=264-594÷3÷18=75×13-43×20=77÷7+966÷7=(49+158)×2+220=(11+32)×15-478=(397+47