Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 52 by rounding each number to the nearest 10: ______
- Estimate 69 + 73 by rounding each number to the nearest 10: ______
- Estimate 24 + 70 by rounding each number to the nearest 10: ______
- Estimate 21 + 55 by rounding each number to the nearest 10: ______
- Estimate 84 − 80 by rounding each number to the nearest 10: ______
- Estimate 31 + 45 by rounding each number to the nearest 10: ______
- Estimate 87 + 74 by rounding each number to the nearest 10: ______
- Estimate 41 + 54 by rounding each number to the nearest 10: ______
- Estimate 53 + 29 by rounding each number to the nearest 10: ______
- Estimate 42 − 79 by rounding each number to the nearest 10: ______
- Estimate 24 + 61 by rounding each number to the nearest 10: ______
- Estimate 73 − 47 by rounding each number to the nearest 10: ______
- Estimate 89 + 52 by rounding each number to the nearest 10: ______
- Estimate 57 + 77 by rounding each number to the nearest 10: ______
- Estimate 61 + 69 by rounding each number to the nearest 10: ______
- Estimate 50 − 64 by rounding each number to the nearest 10: ______
- Estimate 33 − 79 by rounding each number to the nearest 10: ______
- Estimate 45 + 39 by rounding each number to the nearest 10: ______
- Estimate 62 − 66 by rounding each number to the nearest 10: ______
- Estimate 89 + 81 by rounding each number to the nearest 10: ______