Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 73 by rounding each number to the nearest 10: ______
- Estimate 83 − 40 by rounding each number to the nearest 10: ______
- Estimate 31 + 60 by rounding each number to the nearest 10: ______
- Estimate 59 − 74 by rounding each number to the nearest 10: ______
- Estimate 60 + 67 by rounding each number to the nearest 10: ______
- Estimate 57 − 26 by rounding each number to the nearest 10: ______
- Estimate 62 + 64 by rounding each number to the nearest 10: ______
- Estimate 56 − 23 by rounding each number to the nearest 10: ______
- Estimate 47 + 64 by rounding each number to the nearest 10: ______
- Estimate 79 − 58 by rounding each number to the nearest 10: ______
- Estimate 38 + 58 by rounding each number to the nearest 10: ______
- Estimate 37 − 85 by rounding each number to the nearest 10: ______
- Estimate 44 + 70 by rounding each number to the nearest 10: ______
- Estimate 89 − 41 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______
- Estimate 21 + 49 by rounding each number to the nearest 10: ______
- Estimate 24 + 34 by rounding each number to the nearest 10: ______
- Estimate 47 − 81 by rounding each number to the nearest 10: ______
- Estimate 50 − 76 by rounding each number to the nearest 10: ______
- Estimate 54 − 86 by rounding each number to the nearest 10: ______