Working from left to right find the solution to the calculation.

WELSH INSTRUCTIONS

EASY HAWDD 2 + 5 x9 +7 ÷ 7 - 3 x 2
MEDIUM CANOLIG 8 x2 ÷ 2 x 3 + 4 - 12
HARD ANODD 5 x3 - 35 ÷ 9 x3 x 3 -256

RESETAILDDECHRAU
CHECKGWIRIO
PRINTARGRAFFU