Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 86 by rounding each number to the nearest 10: ______
- Estimate 31 − 64 by rounding each number to the nearest 10: ______
- Estimate 85 + 64 by rounding each number to the nearest 10: ______
- Estimate 36 + 35 by rounding each number to the nearest 10: ______
- Estimate 70 − 38 by rounding each number to the nearest 10: ______
- Estimate 26 − 82 by rounding each number to the nearest 10: ______
- Estimate 37 − 42 by rounding each number to the nearest 10: ______
- Estimate 56 − 21 by rounding each number to the nearest 10: ______
- Estimate 77 − 34 by rounding each number to the nearest 10: ______
- Estimate 43 + 38 by rounding each number to the nearest 10: ______
- Estimate 55 − 56 by rounding each number to the nearest 10: ______
- Estimate 83 + 79 by rounding each number to the nearest 10: ______
- Estimate 86 + 81 by rounding each number to the nearest 10: ______
- Estimate 73 − 41 by rounding each number to the nearest 10: ______
- Estimate 43 + 39 by rounding each number to the nearest 10: ______
- Estimate 25 − 47 by rounding each number to the nearest 10: ______
- Estimate 64 + 46 by rounding each number to the nearest 10: ______
- Estimate 83 − 88 by rounding each number to the nearest 10: ______
- Estimate 54 − 47 by rounding each number to the nearest 10: ______
- Estimate 56 − 70 by rounding each number to the nearest 10: ______