by kingbird123
You seem have no problem calculate 5+5, what about 5+4+3? Or 5+4+2 or 5+3+3 or 5+3+2? Are all these add up to 10 at least? Think about it how to get those numbers. Hope it helps.↧
by kingbird123
You seem have no problem calculate 5+5, what about 5+4+3? Or 5+4+2 or 5+3+3 or 5+3+2? Are all these add up to 10 at least? Think about it how to get those numbers. Hope it helps.