Today, we learned about RMB. 1 yuan has 10 1 angle, and 1 yuan has two 50 angles. 10 yuan contains 10 0 yuan, 10 yuan contains 2 5 yuan, 10 yuan contains 5 2 yuan, 100 yuan contains 2 50 yuan, 10 yuan contains 10.

1. My mother gave me 100 yuan to buy school supplies on Sunday. I happily took the money to the supermarket and bought an eraser 2 yuan, a schoolbag 32 yuan, a pencil box 5 yuan, a marker 12 yuan, and a bundle of pencils 10 yuan. The cashier asked me to count.

We happily agreed to mom's proposal, and the game began. Xiaohong jumped 30 times, Xiao Fang jumped 25 times and I jumped 27 times. My mother asked us how many times we danced.