a. 40.270 + 15.630 = . . . b. 52.018 + 20.476 = . . .

Name: a. 40.270 + 15.630 = . . . b. 52.018 + 20.476 = . . .
Uploaded: 2024-06-10T16:52:00
Duration: PT2M2.834S
Description: a. 40.270 + 15.630 = . . . b. 52.018 + 20.476 = . . .