Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 − 59 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______
- Estimate 57 − 63 by rounding each number to the nearest 10: ______
- Estimate 71 + 61 by rounding each number to the nearest 10: ______
- Estimate 37 − 42 by rounding each number to the nearest 10: ______
- Estimate 60 − 60 by rounding each number to the nearest 10: ______
- Estimate 25 − 30 by rounding each number to the nearest 10: ______
- Estimate 68 + 77 by rounding each number to the nearest 10: ______
- Estimate 63 + 39 by rounding each number to the nearest 10: ______
- Estimate 44 + 68 by rounding each number to the nearest 10: ______
- Estimate 44 − 87 by rounding each number to the nearest 10: ______
- Estimate 54 − 84 by rounding each number to the nearest 10: ______
- Estimate 25 + 32 by rounding each number to the nearest 10: ______
- Estimate 76 − 52 by rounding each number to the nearest 10: ______
- Estimate 23 + 50 by rounding each number to the nearest 10: ______
- Estimate 70 + 89 by rounding each number to the nearest 10: ______
- Estimate 52 − 49 by rounding each number to the nearest 10: ______
- Estimate 86 − 31 by rounding each number to the nearest 10: ______
- Estimate 52 + 61 by rounding each number to the nearest 10: ______
- Estimate 79 − 87 by rounding each number to the nearest 10: ______