Draw an English alphabet using only straight lines.

Draw the beads on the abacus and add: $450+350$

Use the numbers $650, 800, 150$ and make the following operation: _____ $+$ _____ $=$ _____

Use the numbers $650, 800, 150$ and make the following operation: _____ $+$ _____ $=$ _____

Use the numbers $650, 800, 150$ and make the following operation: _____ $-$ _____ $=$ _____

Use the numbers $650, 800, 150$ and make the following operation: _____ $-$ _____ $=$ _____

Add:

$Kgg21146+19132$