Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 − 85 by rounding each number to the nearest 10: ______
- Estimate 62 + 88 by rounding each number to the nearest 10: ______
- Estimate 60 + 44 by rounding each number to the nearest 10: ______
- Estimate 77 + 63 by rounding each number to the nearest 10: ______
- Estimate 56 − 33 by rounding each number to the nearest 10: ______
- Estimate 45 − 75 by rounding each number to the nearest 10: ______
- Estimate 23 − 87 by rounding each number to the nearest 10: ______
- Estimate 83 + 52 by rounding each number to the nearest 10: ______
- Estimate 68 + 22 by rounding each number to the nearest 10: ______
- Estimate 52 + 41 by rounding each number to the nearest 10: ______
- Estimate 46 − 34 by rounding each number to the nearest 10: ______
- Estimate 79 − 73 by rounding each number to the nearest 10: ______
- Estimate 39 + 52 by rounding each number to the nearest 10: ______
- Estimate 27 − 64 by rounding each number to the nearest 10: ______
- Estimate 58 − 72 by rounding each number to the nearest 10: ______
- Estimate 46 + 77 by rounding each number to the nearest 10: ______
- Estimate 27 + 45 by rounding each number to the nearest 10: ______
- Estimate 70 + 22 by rounding each number to the nearest 10: ______
- Estimate 28 − 64 by rounding each number to the nearest 10: ______
- Estimate 22 − 61 by rounding each number to the nearest 10: ______