Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 − 45 by rounding each number to the nearest 10: ______
- Estimate 49 + 58 by rounding each number to the nearest 10: ______
- Estimate 56 + 48 by rounding each number to the nearest 10: ______
- Estimate 24 − 62 by rounding each number to the nearest 10: ______
- Estimate 28 + 29 by rounding each number to the nearest 10: ______
- Estimate 85 + 75 by rounding each number to the nearest 10: ______
- Estimate 74 + 36 by rounding each number to the nearest 10: ______
- Estimate 40 − 89 by rounding each number to the nearest 10: ______
- Estimate 77 + 55 by rounding each number to the nearest 10: ______
- Estimate 44 + 70 by rounding each number to the nearest 10: ______
- Estimate 41 + 47 by rounding each number to the nearest 10: ______
- Estimate 53 − 85 by rounding each number to the nearest 10: ______
- Estimate 73 + 80 by rounding each number to the nearest 10: ______
- Estimate 63 + 72 by rounding each number to the nearest 10: ______
- Estimate 48 + 63 by rounding each number to the nearest 10: ______
- Estimate 73 − 53 by rounding each number to the nearest 10: ______
- Estimate 49 − 79 by rounding each number to the nearest 10: ______
- Estimate 69 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 − 71 by rounding each number to the nearest 10: ______
- Estimate 68 − 55 by rounding each number to the nearest 10: ______