比一比哪个算式的商大,把序号填在后面的横线里.
(1)①126÷18;②240÷48.
(2)①416÷52; ②549÷61.
(3)①145÷29;②432÷72.
(4)①405÷81; ②268÷67. .
比一比哪个算式的商大,把序号填在后面的横线里.
(1)①126÷18;②240÷48.
(2)①416÷52; ②549÷61.
(3)①145÷29;②432÷72.
(4)①405÷81; ②268÷67. .