Sample questions Year 3, medium level. Your worksheet will have new questions. 1.415 − 180 = ___415−1802.548 − 166 = ___548−1663.490 − 211 = ___490−2114.680 − 426 = ___680−4265.523 − 460 = ___523−4606.986 − 492 = ___986−4927.519 − 290 = ___519−2908.557 − 363 = ___557−363