Zero?

Can you tell if the sum of 3 numbers are a multiple of ten? 4 numbers? More? It sounds easy, but hurry... time is running out!
Challenge your friends, and play face-to-face on a single iPad or iPhone!
Fun for all ages, choose your favourite mode:
• Zoom & Zen, for a fast or easy-paced challenge
• Relax, for stress-free fun without the time pressure
• Two-player, the unique way to play with your friends in head-to-head action!
Reviews for Sum Fun:
“ It’s a solid math game, one that brings in interesting gameplay ideas and which has a stellar execution ”
– AppGames.net: 9 / 10
“ By the time your kids have played with this app a few times, they’ll be adding up the numbers faster than you can say, ‘What’s six plus eight?’ ”
– Fun2Tap: 5 / 5