MSO 2021 Mental Calculations Practice Questions and Answers
Dive into challenging mental calculation practice questions covering addition, multiplication, calendar calculations, subtraction, and exact square roots. Test your mathematical skills with a variety of problems and discover the solutions step by step.
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MSO 2021 Mental Calculations SEMI FINAL (SAMPLE ONLY)
Practice Question 100023 + 400056
Practice Question 100023 + 400056 500079
Q1: MULTIPLICATION (+3) 4800 x 45
Q1: MULTIPLICATION (+3) 4800 x 45 216000
Q2: CALENDAR (+4) 18/08/1990
Q2: CALENDAR (+4) 18/08/1990 Saturday
Q3: SUBTRACTION (+3) 13085 9469
Q3: SUBTRACTION (+3) 13085 9469 3616
Q4: EXACT SQUARE ROOT (+5) 142884
Q4: EXACT SQUARE ROOT (+5) 142884 378
Q5: FRACTION MULTIPLY (+5) 2/9 x (8 4/5)
Q5: FRACTION MULTIPLY (+5) 2/9 x (8 4/5) 1 43/45
Q6: PRIME FACTORS (+5) 2366 2, 7, 13, 13
Q7: INEXACT CUBE ROOT (+6) 602 (1 d.p.)
Q7: INEXACT CUBE ROOT (+6) 602 (1 d.p.) 8.4
Q8: MIXED OPERATIONS (+6) (51 + 37)(51 + 61)
Q8: MIXED OPERATIONS (+6) (51 + 37)(51 + 61) 9856
Q9: EXACT DIVISION (+6) 1749104 / 388
Q9: EXACT DIVISION (+6) 1749104 / 388 4508
Q10: EXACT CUBE ROOT (+6) 1,141,166,125
Q10: EXACT CUBE ROOT (+6) 1,141,166,125 1045
Q11: MULTIPLICATION (+6) 488 x 3108
Q11: MULTIPLICATION (+6) 488 x 3108 1516704
